{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012481},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012409","490:4900012337","490:4900013103","487:4870003779","490:4900013070","494:4940007014","490:4900006145","494:4940008707","494:4940007547","490:4900013035","490:4900010435","487:4870002749","490:4900012769","490:4900012747","490:4900012398","490:4900003450","490:4900001314","490:4900012268","487:4870001469","494:4940007545","490:4900001575","490:4900012631","490:4900008403","494:4940008556","466:4660007735"],"twin_admin_codes":[490,490,490,487,490,494,490,494,494,490,490,487,490,490,490,490,490,490,487,494,490,490,490,494,466],"twin_sims":[0.1594240270753889,0.1168534922916078,0.09607907087544848,0.05043759043183859,0.04931506332495294,0.030823405930736323,0.028001133462607446,0.02050670263325865,0.016951998887284263,0.01695083080624226,0.013772678523008916,0.013212295950928144,0.01270456193179508,0.012106747374982494,0.011911830946792101,0.011326776153791815,0.011028646057483306,0.010137008616302267,0.009917589815187882,0.009431387024644154,0.009184354002023887,0.008963491077656302,0.00825915885065215,0.008118237542372937,0.007875096189425682],"twin_dists":[0.24888423694222486,0.26911512677641264,0.28111654665217983,0.31743718781881197,0.3186308867291227,0.34260687625857766,0.347302460406436,0.36211482828883634,0.3708761279812519,0.37087926187306863,0.3802049148963294,0.3820432992606918,0.38376951289192673,0.38588209874278256,0.3865909172474213,0.388782083039947,0.38993759707513703,0.3935673714006568,0.39450411183906176,0.39664749022353035,0.39777457494721996,0.3988054297077096,0.40225181640347657,0.40297281290574644,0.40424359472693466],"n_dims_used":45,"mean_confidence":0.9099784851074219},"coverage":{"mean_confidence":0.9099784851074219,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}